singhy Posted December 6, 2012 Posted December 6, 2012 hey, this has probably been posted before......butttttttt i cant seem to find it so today i come across a petrol mq patrol with an l28, it has a n42 head with f54 block... did all patrols have a f54 block? and do they have flattop pistons in them?? he said if i want it i can have the whole engine for a $50... is it worth it? cheers Quote
bullzed Posted December 6, 2012 Posted December 6, 2012 My first engine was an MQ patrol engine, they were dished pistons. I had the same head/block combo too, N42 head F54 block. Came with a free hose clamp in cylinders 5 and 6! Quote
singhy Posted December 6, 2012 Author Posted December 6, 2012 My first engine was an MQ patrol engine, they were dished pistons. I had the same head/block combo too, N42 head F54 block. Came with a free hose clamp in cylinders 5 and 6! cheers mate, i was hoping they may have been flats but ehh. hose clamps in the chambers? LOL Quote
peter mc Posted December 6, 2012 Posted December 6, 2012 some come with n42 block some have f54 the can have n42 heads or p90 i have had them with flat tops and dish there just bitsas lucky dip stuff you need to have a good look when you get them Quote
singhy Posted December 6, 2012 Author Posted December 6, 2012 some come with n42 block some have f54 the can have n42 heads or p90 i have had them with flat tops and dish there just bitsas lucky dip stuff you need to have a good look when you get them thanks for the reply, i spose ill just buy it anyways, the is the f54 a decent block to get if you got supercharged or turbo? (due to the extra webbing etc) or does would an n42 suffice? Quote
peter mc Posted December 6, 2012 Posted December 6, 2012 f54 does not have extra webing , in fact its has less so it can get water around the top of the bore that what make it a better turbo motor , the n42 is a stronger block , but runs hotter in the top section of the bore Quote
Administrators gav240z Posted December 6, 2012 Administrators Posted December 6, 2012 For $50 it's worth picking up if your going to use it. Quote
singhy Posted December 6, 2012 Author Posted December 6, 2012 f54 does not have extra webing , in fact its has less so it can get water around the top of the bore that what make it a better turbo motor , the n42 is a stronger block , but runs hotter in the top section of the bore ahh i see, cheers for that info, looks like ill definately buy it then. thanks again Quote
Scando Posted December 6, 2012 Posted December 6, 2012 If it's an N42 head it will definitely have dished pistons. It was only the Patrols with P90 heads that had flat top pistons to get the compression ratio up to something reasonable with the large volume combustion chambers of the P90 head. Quote
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